<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<title>Click and Drag</title>
		<link
			rel="stylesheet"
			href="style.css" />
		<link
			rel="icon"
			href="https://fav.farm/✅" />
	</head>
	<body>
		<div class="items">
			<div class="item item1">01</div>
			<div class="item item2">02</div>
			<div class="item item3">03</div>
			<div class="item item4">04</div>
			<div class="item item5">05</div>
			<div class="item item6">06</div>
			<div class="item item7">07</div>
			<div class="item item8">08</div>
			<div class="item item9">09</div>
			<div class="item item10">10</div>
			<div class="item item11">11</div>
			<div class="item item12">12</div>
			<div class="item item13">13</div>
			<div class="item item14">14</div>
			<div class="item item15">15</div>
			<div class="item item16">16</div>
			<div class="item item17">17</div>
			<div class="item item18">18</div>
			<div class="item item19">19</div>
			<div class="item item20">20</div>
			<div class="item item21">21</div>
			<div class="item item22">22</div>
			<div class="item item23">23</div>
			<div class="item item24">24</div>
			<div class="item item25">25</div>
		</div>

		<script>
			const slider = document.querySelector('.items');
			let isDown = false;
			let startX;
			let scrollLeft;

			slider.addEventListener('mousedown', (e) => {
				isDown = true;
				slider.classList.add('active');
				startX = e.clientX - slider.offsetLeft;
				scrollLeft = slider.scrollLeft;
			});

			slider.addEventListener('mouseleave', () => {
				isDown = false;
				slider.classList.remove('active');
			});

			slider.addEventListener('mouseup', () => {
				isDown = false;
				slider.classList.remove('active');
			});

			slider.addEventListener('mousemove', (e) => {
				if (!isDown) return; // stop the fn from running
				e.preventDefault();
				const x = e.clientX - slider.offsetLeft;
				const walk = (x - startX) * 3;
				slider.scrollLeft = scrollLeft - walk;
			});
		</script>
	</body>
</html>
